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Finding the Fourth Proportional to 473,277.48, 653,119.65 and 258,417.42

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Solution

The fourth proportional to 473,277.48, 653,119.65 and 258,417.42 is: 356,614.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,277.48 : 653,119.65 = 258,417.42 : x
  2. Step 2: Convert to fraction form
    473,277.48/653,119.65 = 258,417.42/x
  3. Step 3: Cross multiply
    473,277.48x = 653,119.65 × 258,417.42
  4. Step 4: Simplify right side
    473,277.48x = 168,777,494,904.30
  5. Step 5: Solve for x
    x = 168,777,494,904.30/473,277.48
  6. Step 6: Final answer
    x = 356,614.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.